Radio signals emitted from and received by an airplane have her fruit frequency of 3.00 * 10 to the 12th hertz and travel at the speed of light in a vacuum how long is the delay of each message going from the control tower to a jet flying at 1.00 x 10 to the 4th meters of altitude

Why is metal often used for cooking pan?

How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.